Intelligent acquisition module for optical fiber ring network communication
The utility model discloses an intelligent acquisition module used for optical fiber ring network communication, comprising an EMI processing circuit, a voltage/current precision converter, a signal conditioning circuit, an A/D conversion circuit, a main control chip and an optical fiber transceiver...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses an intelligent acquisition module used for optical fiber ring network communication, comprising an EMI processing circuit, a voltage/current precision converter, a signal conditioning circuit, an A/D conversion circuit, a main control chip and an optical fiber transceiver, the input end of the EMI processing circuit is connected with a PT/CT secondary side, the output end of the EMI processing circuit is connected with the input end of the voltage/current precision converter, and the output end of the voltage/current precision converter is connected with the main control chip. The output end of the voltage/current precision converter is connected with the input end of the signal conditioning circuit, the output end of the signal conditioning circuit is connected with the input end of the A/D conversion circuit, the output end of the A/D conversion circuit is connected with the input end of the main control chip, the communication end of the main control chip is connected with the o |
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